321343413 has 8 divisors (see below), whose sum is σ = 429652800. Its totient is φ = 213631488.

The previous prime is 321343391. The next prime is 321343433. The reversal of 321343413 is 314343123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 321343413 - 2⁸ = 321343157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321343433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148108 + ... + 150261.

It is an arithmetic number, because the mean of its divisors is an integer number (53706600).

Almost surely, 2^321343413 is an apocalyptic number.

It is an amenable number.

321343413 is a deficient number, since it is larger than the sum of its proper divisors (108309387).

321343413 is a wasteful number, since it uses less digits than its factorization.

321343413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298731.

The product of its digits is 2592, while the sum is 24.

The square root of 321343413 is about 17926.0540275879. The cubic root of 321343413 is about 684.9462106342.

Adding to 321343413 its reverse (314343123), we get a palindrome (635686536).

The spelling of 321343413 in words is "three hundred twenty-one million, three hundred forty-three thousand, four hundred thirteen".